hstore.js
1.52 KB
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module.exports = {
stringifyPart: function(part) {
switch(typeof part) {
case 'boolean':
case 'number':
return String(part)
case 'string':
return '"' + part.replace(/\\/g, '\\\\').replace(/"/g, '\\"') + '"'
case 'undefined':
return 'NULL'
default:
if (part === null)
return 'NULL'
else
return '"' + JSON.stringify(part).replace(/\\/g, '\\\\').replace(/"/g, '\\"') + '"'
}
},
stringify: function(data) {
var self = this
return Object.keys(data).map(function(key) {
return self.stringifyPart(key) + '=>' + self.stringifyPart(data[key])
}).join(',')
},
parsePart: function(part) {
part = part.replace(/\\\\/g, '\\').replace(/\\"/g, '"')
switch(part[0]) {
case '{':
case '[':
return JSON.parse(part)
default:
return part
}
},
parse: function(string) {
var self = this
const rx = /\"((?:\\\"|[^"])*)\"\s*\=\>\s*((?:true|false|NULL|\d+|\d+\.\d+|\"((?:\\\"|[^"])*)\"))/g
var object = { }
string.replace(rx, function(match, key, value, innerValue) {
switch(value) {
case 'true':
object[self.parsePart(key)] = true
break
case 'false':
object[self.parsePart(key)] = false
break
case 'NULL':
object[self.parsePart(key)] = null
break
default:
object[self.parsePart(key)] = self.parsePart(innerValue || value)
break
}
})
return object;
}
}